.form-box {
    box-shadow: 0 2px 12px 0 #ddd;
    border-radius: 4px;
    border: 1px solid #ebeef5;
    background-color: #fff;
    color: #303133;
    transition: .3s;
    min-height: 100px;
    margin: 20px 0;
    padding: 20px;
    .form-box-item {
      padding: 10px;
      input {
        -webkit-appearance: none;
        background-color: #fff;
        background-image: none;
        border-radius: 4px;
        border: 1px solid #dcdfe6;
        box-sizing: border-box;
        color: #606266;
        display: inline-block;
        font-size: inherit;
        height: 40px;
        line-height: 40px;
        outline: none;
        padding: 0 15px;
        transition: border-color .2s cubic-bezier(.645,.045,.355,1);
        margin-left: 10px;
      }
    }
  }
  
  .my-btn() {
    display: inline-block;
    line-height: 1;
    white-space: nowrap;
    cursor: pointer;
    background: #fff;
    border: 1px solid #dcdfe6;
    color: #606266;
    -webkit-appearance: none;
    text-align: center;
    box-sizing: border-box;
    outline: none;
    margin: 0;
    transition: .1s;
    font-weight: 500;
    padding: 12px 20px;
    font-size: 14px;
    border-radius: 4px;
  }
  .my-btn-primary {
    .my-btn();
    background-color: #409eff;
    border-color: #409eff;
    color: #fff;
  }
  .my-btn-success {
    .my-btn();
    background-color: #67c23a;
    border-color: #67c23a;
    color: #fff;
  }